850m - Lacs Merlet (2450m) Lac du Pêtre (2282m) 2218.5 2222 2229.6 2241.4 2245.4 2254.1 2257.1 2263.9 2270 2282.6 2284.2 2295.7 2309.6 2329.5 2333 2351.4 2364.7 2391.7 2399.7 2393.2 2396.8 2401.4 2412.2 2426.9 2443.5 2450.8 2449.4